Pang, S.S., Nguyen, S.T.S., Perry, A.J., Day, C.J., Panjikar, S., Tiralongo, J., Whisstock, J.C., Kwok, T. The three-dimensional structure of the extracellular adhesion domain of the sialic acid-binding adhesin SabA from Helicobacter pylori. J. Biol. Chem. 2014